3M alloy titanium alloy

Chemical composition

GOST 1−9207 — 91

Fe	C	Si	N	Ti	Al	Zr	O	Impurities
up to 0.25	up to 0.1	until 0.12	until 0.04	93.89 — 96.2	3.5 — 5	up to 0.3	up to 0.15	other 0.3

Note: Ti is the base; the percentage of Ti is given approximately

For the production of long products, the manufacture of ingots and semi-finished products and the manufacture of parts for special equipment. Technical requirements — according to GOST 19807−91 Titanium and wrought titanium alloys. Stamps. and according to OST 1 92077−91 Titanium alloys. Stamps

Classification

Country	Section	Category
Country	Section	Category
CIS, Russia, Ukraine	Titanium, titanium alloys	Wrought Titanium Alloys

Chemical composition

Standard	Fe, %	Si, %	Ti, %	Zr, %	Al, %	C, %	O, %	N, %
Standard	Fe, %	Si, %	Ti, %	Zr, %	Al, %	C, %	O, %	N, %
OST 1-92077-91	< 0.25	< 0.12	94.04–96.5	< 0.3	3.5–5	< 0.1	< 0.15	< 0.04

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Mechanical properties at 20 °C

Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\sigma_{Y}$ , $MPa$	$\psi$ , %	$KCU\cdot 10^{3}$ , $\frac{J}{m^2}$	d5, %	Treatment
Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\sigma_{Y}$ , $MPa$	$\psi$ , %	$KCU\cdot 10^{3}$ , $\frac{J}{m^2}$	d5, %	Treatment
The bar is hot rolled.	OST 1-92062-90				540–785	490	30	700	12

Standards

Standard	Description
Standard	Description
OST 1-92077-91	OST

Description of chemical elements

Element	Units of measurement	Description
Element	Units of measurement	Description
Fe	%	Iron
Si	%	Silicon
Ti	%	Titan
Zr	%	Zirconium
Al	%	Aluminium
C	%	Carbon
O	%	Oxygen
N	%	Nitrogen

Description of mechanical properties

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
d5	%	Elongation at break
$\sigma_{Y}$	$MPa$	Yield strength
$\sigma _{U}$	$MPa$	Ultimate tensile strength
$\psi$	%	Reduction in cross section on fracture
$KCU\cdot 10^{3}$	$\frac{J}{m^2}$	Impact toughness